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Re:为什么大家都说这么恐怖?其实很简单呀

Posted by yzy123 at 2009-03-06 13:32:41 on Problem 1083
In Reply To:Re:为什么大家都说这么恐怖?其实很简单呀 Posted by:baicaited at 2009-03-05 21:20:04
> 其实是图论的路径概念云云。
> 记得皇甫老师给我们讲的第一节就是类似问题
真的吗 ????
怀疑  ~~~~~
比如 1 3
    2 4
这个需要10 分钟  还是20分钟 
他应该可以在10分钟内完成吧  但2 和3 的标记应该是2 啊  

    

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